1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2003 Cajus Pollmeier
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
22 /*! \brief The logging base class
23 \author Fabian Hickert <hickert@gonicus.de>
24 \version 2.6
25 \date 11.04.2007
27 This is the base class for the GOsa logging functionality.
28 All logging should lead to this class.
29 */
30 class log {
32 var $LOG_TO_MYSQL = FALSE;
33 var $LOG_TO_SYSLOG= FALSE;
34 var $config;
36 /*! \brief logging constructor
38 \param action One of these values (modify|create|remove|snapshot|copy)
39 \param objecttype represents the current edited objecttype, like users/user
40 \param object represents the current edited object dn
41 \param changes_array An array containing names of all touched attributes
42 \param result A status message, containing errors or success messages
44 \sa log()
45 */
46 function log($action,$objecttype,$object,$changes_array = array(),$result = TRUE)
47 {
48 if(!is_array($changes_array)){
49 trigger_error("log(string,string,string,array(),bool). Forth parameter must be an array.");
50 $changes_array = array();
51 }
53 $entry = array();
54 if(!isset($_SESSION['config'])){
55 $entry['user']= "unkown";
56 }else{
58 $this->config = &$_SESSION['config'];
59 $ui = get_userinfo();
60 $entry['user']= @$ui->dn;
61 }
63 /* Create string out of changes */
64 $changes ="";
65 foreach($changes_array as $str ){
66 $changes .= $str.",";
67 }
68 $changes = preg_replace("/,$/","",$changes );
70 /* Create data object */
71 $entry['timestamp'] = time();
72 $entry['action'] = $action;
73 $entry['objecttype']= $objecttype;
74 $entry['object'] = $object;
75 $entry['changes'] = $changes;
76 $entry['result'] = $result;
78 if(!isset($this->config->current['LOGGING']) && empty($entry['user'])){
79 $entry['user'] = "unknown";
80 }
82 /* Check if all given values are valid */
83 $msgs = @log::check($entry);
84 if(count($msgs)){
85 foreach($msgs as $msg){
86 trigger_error("Logging failed, reason was: ".$msg);
87 print_red("Logging failed, reason was: ".$msg);
88 }
90 }else{
92 if(!isset($this->config->current['LOGGING'])){
93 $this->log_into_syslog($entry);
94 }else{
96 /* Start logging for configured methods */
97 if(isset($this->config->current['LOGGING']) && preg_match("/(^|,)syslog(,|$)/i",$this->config->current['LOGGING'])){
98 $this->log_into_syslog($entry);
99 }
100 if(isset($this->config->current['LOGGING']) && preg_match("/(^|,)mysql(,|$)/i",$this->config->current['LOGGING'])){
101 $res = $this->log_into_db($entry);
103 if(!$res){
104 global $config;
105 $config->current['LOGGING'] = preg_replace("/(^|,)mysql(,|$)/",",",$config->current['LOGGING']);
106 msg_dialog::display(_("Logging to MySQL disabled"),_("The logging to a MySQL database is now disabled for this session of GOsa, due to communication errors with the specified logging database."), INFO_DIALOG);
107 }
108 }
109 }
110 }
111 }
114 function check($entry = array())
115 {
116 $msgs = array();
117 # if(!isset($entry['user']) || empty($entry['user'])){
118 # $msgs[] = "Currently active user is empty.";
119 # }
121 if(!isset($entry['action']) || !in_array($entry['action'],array("modify","create","remove","copy","snapshot","view","security","debug"))){
122 $msgs[] = "Invalid option specified '".$entry['action']."'";
123 }
125 if(!isset($entry['objecttype']) || empty($entry['objecttype'])){
126 $msgs[] = "Specified objectType is empty or invalid.";
127 }
129 return($msgs);
130 }
133 /* This function is used to into the systems syslog */
134 function log_into_syslog($entry)
135 {
136 $str = $entry['user']." ".$entry['action']." ".$entry['object']." from type ".$entry['objecttype']." ".$entry['changes']." : Result was ".$entry['result'];
137 gosa_log($str);
138 }
141 /* Log into configured logging databses.*/
142 function log_into_db($entry)
143 {
144 if(isset($this->config->data['SERVERS']['LOGGING'])){
145 $servers = $this->config->data['SERVERS']['LOGGING'];
146 }else{
147 print_red(_("You have enabled the logging into mysql databse, but there are no logging servers available."));
148 return(FALSE);
149 }
151 foreach($servers as $server_name => $server){
153 $con = @mysql_pconnect($server_name,$server['USER'],$server['PWD']);
154 if(!$con){
155 print_red(sprintf(_("Could not connect to logging server %s."),$server_name));
156 return(FALSE);
157 }else{
158 $db = mysql_select_db($server['DB'],$con);
159 if(!$db){
160 print_red(sprintf(_("Could not select database %s on server %s. Server says :%s"),$server['DB'],$server['SERVER'],mysql_error($con)));
161 return(FALSE);
162 }else{
164 /* Create mysql syntax */
165 $query ="INSERT INTO gosa_log
166 (timestamp,user,action,objecttype,object,changes,result)
167 VALUES
168 (
169 \"".addslashes($entry['timestamp'])."\",
170 \"".addslashes($entry['user'])."\",
171 \"".addslashes($entry['action'])."\",
172 \"".addslashes($entry['objecttype'])."\",
173 \"".addslashes($entry['object'])."\",
174 \"".addslashes($entry['changes'])."\",
175 \"".addslashes($entry['result'])."\"
176 );
177 ";
178 $res = mysql_query($query,$con);
179 if(!$res){
180 print_red(sprintf(_("Could not query database %s on server %s. Server ssys :%s"),$server['DB'],$server['SERVER'],mysql_error($con)));
181 return(FALSE);
182 }
183 }
184 mysql_close($con);
185 }
186 }
187 return(TRUE);
188 }
189 }
191 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
192 ?>